[HTML][HTML] Wind turbine drivetrains: state-of-the-art technologies and future development trends

AR Nejad, J Keller, Y Guo, S Sheng… - Wind Energy …, 2022 - wes.copernicus.org
This paper presents the state-of-the-art technologies and development trends of wind
turbine drivetrains–the system that converts kinetic energy of the wind to electrical energy–in …

Wind turbine main bearing rating lives as determined by IEC 61400‐1 and ISO 281: A critical review and exploratory case study

J Kenworthy, E Hart, J Stirling, A Stock, J Keller… - Wind …, 2024 - Wiley Online Library
This paper studies the rating lives of wind turbine main bearings, as determined by the IEC
61400‐1 and ISO 281 standards. A critical review of relevant bearing life theory and turbine …

Lubrication reliability analysis of wind turbine main bearing in random wind field

M Wu, X Han, Y Tao, J Pei - Tribology International, 2023 - Elsevier
This paper aims to establish a method to evaluate the lubrication reliability of the wind
turbine main bearing in random wind fields. The aeroelastic simulations are conducted and …

[HTML][HTML] From academic to industrial research: A comparative review of advances in rolling element bearings for wind turbine main shaft

SM Gbashi, OO Olatunji, PA Adedeji… - Engineering Failure …, 2024 - Elsevier
The growing demand for renewable energy has made wind turbines increasingly large and
complex. Demand for efficient main bearings optimized to endure dynamic and …

[HTML][HTML] Wind turbine main-bearing lubrication–Part 1: An introductory review of elastohydrodynamic lubrication theory

E Hart, E de Mello, R Dwyer-Joyce - Wind Energy Science, 2022 - wes.copernicus.org
This paper is the first in a two-part study on lubrication in wind turbine main bearings.
Elastohydrodynamic lubrication is a complex field, the formulas and results from which …

[HTML][HTML] Wind turbine main-bearing lubrication–Part 2: Simulation-based results for a double-row spherical roller main bearing in a 1.5 MW wind turbine

E Hart, E De Mello, R Dwyer-Joyce - Wind Energy Science, 2022 - wes.copernicus.org
This paper is the second in a two-part study on lubrication in wind turbine main bearings.
Where Part 1 provided an introductory review of elastohydrodynamic lubrication theory, this …

Dynamic modelling of slip in a wind turbine spherical roller main bearing

E de Mello, E Hart, Y Guo, J Keller… - Forschung im …, 2023 - Springer
This paper considers the problem of the dynamic modelling of macro slip in spherical roller
bearings. By revisiting the fundamental physics which drive these systems, potential issues …

[HTML][HTML] Impacts of wind field characteristics and non-steady deterministic wind events on time-varying main-bearing loads

E Hart, A Stock, G Elderfield, R Elliott… - Wind Energy …, 2022 - wes.copernicus.org
This work considers the characteristics and drivers of the loads experienced by wind turbine
main bearings. Simplified load response models of two different hub and main-bearing …

[HTML][HTML] Numerical modelling of a 1.5 MW tidal turbine in realistic coupled wave–current sea states for the assessment of turbine hub-depth impacts on mechanical …

C Guy, E Hart, V Vengatesan, D Forehand - Ocean Engineering, 2024 - Elsevier
This paper considers hub-depth impacts on mechanical loads for a tidal turbine operating in
realistic coupled wave–current sea states. A novel medium-fidelity actuator-line CFD model …

Virtual sensing of wind turbine hub loads and drivetrain fatigue damage

FC Mehlan, J Keller, AR Nejad - Forschung im Ingenieurwesen, 2023 - Springer
This paper presents a Digital Twin for virtual sensing of wind turbine aerodynamic hub
loads, as well as monitoring the accumulated fatigue damage and remaining useful life in …